Owlready

This is a forum and mailing list for Owlready2. Owlready2 is a module for ontology-oriented programming in Python 3, including OWL parsers and an optimized RDF quadstore.

Links: Website -- Owlready2 on BitBucket (development repository) -- Owlready2 on PyPI (Python Package Index, stable release) -- Documentation

If you use Owlready2 in scientific works, please cite the following article:
Lamy JB.
Owlready: Ontology-oriented programming in Python with automatic classification and high level constructs for biomedical ontologies.
Artificial Intelligence In Medicine 2017;80:11-28

You may also be interested by my book on Python and ontologies, available in English and French (click on the cover on the right).

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PropertyChain creation and deletion by maelle.a

by maelle.a

Correctly destroying an ontology by AlGerl

by Jiba

SWRL out of order by L

by Jiba

There are special characters in the owl entity by L

by L

Property assertion saved as annotations by egolep

by Jiba

Inverse proeprty is not updated when in other ontology by franzlst

by franzlst

Inverse property is not updated when referenced entity is destroyed by franzlst

by Jiba

Reading ontolgy with imported ontology by jlbellier

by Jiba

how to make short/simple URLs? by mario7111

by Jiba

Owlready 0.38 by Jiba

by Jiba

How to get subclasses of a restriction? by Dave

by Dave

Error: reparenting Thing to itself by nade

by Jiba

saneAs and AllDifferent using owlready reasoner by sebastianf

by Jiba

Bug: string data with commas by nade

by Jiba

reload_if_newer by L

by Jiba

SPARQL queries and IRI usage by isukura

by Jiba

Problem while trying to create a sqlite3 file within a world by jo-aderkaoui

by Jiba

How can I assign float values to data types? by Patrik_L

by Patrik_L

TBox and multiple Aboxes by moissinac

by Jiba

Problem with sync_reasoner when anonymous instances are present by Xavier

by Xavier

UnicodeDecodeError when trying to load default world by sparrowhank

by sparrowhank

`TypeError: 'ThingClass' object is not subscriptable` when accessing PYM['SNOMEDCT_US'] by gcampbell114

by gcampbell114

Problem loading simple ntriples file by moissinac

by Jiba

Unable to provide SWRL rules to my. ontology and its concept. by Richu

by Jiba

Closed world prevents new datatype declarations by Robert

by Jiba

How can I list all subclasses of a Class? by Luis Antonio Rodrigu...

by Luis Antonio Rodrigu...

Snomed and punning by anthropomorphism

by anthropomorphism

Cannot process language strings longer than 2 characters by anthropomorphism

by Jiba

How to modify/delete axioms by akirafei

by Jiba

Missing object property values in owl file after Save() when property type = "only" by Heidi

by Heidi

Importing a regional SNOMED-CT file by anthropomorphism

by anthropomorphism

Owlready 0.37 by Jiba

by Jiba

geospatial? by esimons

by Jiba

Adding Custom Datatypes to Property Restrictions by ehe

by Jiba

Issues with exported ontology XML if entity IRIs use "/" instead of "#" by niva

by Jiba

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